制备了SiO2负载的壳聚糖席夫碱钯催化剂,利用X射线衍射、红外光谱和热重等方法对催化剂进行了表征,并考察了该催化剂催化羰基加氢为亚甲基的反应性能,以二苯甲酮为底物,系统地研究了反应时间、反应温度和催化剂用量等因素对反应性能的影响.结果表明,该催化剂具有较高的催化芳香羰基加氢为亚甲基的活性和选择性,且反应可在较低的温度和常压的温和条件下进行.
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